<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>03-14</title>
  <link rel="stylesheet" type="text/css" href="../../css/03-14.css">
  <script src="../../js/js/03-14.js" type="text/javascript"></script>
</head>
<body>
    <form>
      a:<input type="number" id="a" placeholder="请输入数字"><br/>
      b:<input type="number" id="b" placeholder="请输入数字"><br/>

      <button onclick="login()">求和</button>
    </form>
</body>
</html>
